Question

When an iron strip was placed in the copper sulphate

solution, the time required for the colour of the solution to

change from blue to green will be less if:

a. It is cooled b. it is shaken

c. It is undisturbed d. it is heated​

Answer 1

Answer:

✍️

d. it is heated

Explanation:

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Answer 2

Answer:

It is heated ( D )

Explanation:

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